/*
 * Copyright 2002-2006 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.tigris.springframework.utils;

import java.util.*;

/**
 * @author Sam Huang
 * 
 */
public class ReferencedBeansLister {
	public List<Bean> getReferencedBeans(List<Bean> beans) {
		List<Bean> refBeans = new ArrayList<Bean>();
		
		for(Bean bean : beans) {
			for(Iterator<Object> propertyName = bean.getProperties().keySet().iterator(); propertyName.hasNext();) {
				String name = (String) propertyName.next();
				Bean property = ConfigurationHandler.getBean(name, beans);
				if(property == null) {
					System.out.println(name + " is null");
					continue;
				}
				refBeans.add(property);
			}
		}
		return refBeans;
	}
}
